Berkebile Oil Products - Heavy Duty

SUPER DEF was formulated using high quality, technically pure, Urea and demineralized water. SUPER DEF was designed to meet the specifications of AUS 32, DIN 70070:2005, ISO 22241-1: 2005 and is API certified. SUPER DEF is used in Selective Catalytic Reduction (SCR) systems to change exhaust emissions into nitrogen and water vapor. Most diesel vehicles manufactured after January 1, 2010 are equipped with SCR systems and are required by law to use Diesel Exhaust Fluid.